Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10954430 | Low-toxicity, low-flammability, environmentally-safe, friction reducer fluid for hydraulic fracturing | Martin J. Plishka, Dennis Weinhold, Jerome N. Ludwig, Bernd Erdtmann | 2021-03-23 |
| 9587169 | Low-toxicity, low-flammability, environmentally-safe, friction reducer fluid for hydraulic fracturing | Martin J. Plishka, Dennis Weinhold, Jerome H. Ludwig, Bernd Erdtmann | 2017-03-07 |